Assembly Overview - Drive Chain For Timing Drive Mechanism
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2018 Porsche Cayenne, 2017 Porsche Cayenne, 2016 Porsche Cayenne, 2015 Porsche Cayenne, and 2014 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
- Guide rail
- Screw/replace → Initial tightening: 10 Nm (7.5 ftlb.) → Final tightening: +90°
- Screws/replace → Initial tightening: 5 Nm (3.5 ftlb.) → Final tightening: +60 Nm (+44 ftlb.)
- Bearing pin, for drive sprocket
- Drive sprocket, for left timing chain
- Screw/replace → Initial tightening: 10 Nm (7.5 ftlb.) → Final tightening: +90°
- Drive chain, for timing drive mechanism
- For re-installation, mark rolling direction with paint/colormarker
- Screw/replace → Initial tightening: 10 Nm (7.5 ftlb.) → Final tightening: +90°
- Guide rail
- Screw/replace → Initial tightening: 8 Nm (6 ftlb.) → Final tightening: +45°
- Bearing plate, for drive sprocket
- Asymmetrical version
- Drive sprocket, for right timing chain
- Thrust washer
- Asymmetrical version
- Bearing pin, for drive sprocket
- Asymmetrical version
- Screw/replace → Initial tightening: 30 Nm (22 ftlb.) → Final tightening: +90°
- Seal/replace
- Chain tensioner
- Screw → Tightening torque: 9 Nm (6.5 ftlb.)
- Crankshaft
- Screw/replace → Initial tightening: 10 Nm (7.5 ftlb.) → Final tightening: +90°